What is data warehouse architecture?
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How to create different types of templates?
if source contain 10records how you identify header and footer
What is critical column?
Explain is fact table?
Write a short note on data warehousing & three-Tier Warehouse architecture in detail.
What are the different types of Fatcs? Explain with example only
What is the difference between agglomerative and divisive hierarchical clustering?
Is union transormation is active transformation?
What is difference between e-r modeling and dimensional modeling?
in general which algorithms for used?
What are the reasons to use a chameleon method in data warehousing?
What are the mapping paramaters and maping variables?